The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
May. 27, 2025
Filed:
Dec. 18, 2018
Applicants:
Umicore, Brussels, BE;
Umicore Korea Ltd., Chungnam, KR;
Inventors:
Jihye Kim, Cheonan, KR;
Jens Paulsen, Cheonan, KR;
Areum Park, Cheonan, KR;
Dae-Hyun Kim, Cheonan, KR;
Hee-Sung Gil, Cheonan, KR;
Assignees:
UMICORE, Brussels, BE;
UMICORE KOREA LTD., Cheonan, KR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01M 4/36 (2006.01); C01G 53/50 (2025.01); H01M 4/02 (2006.01); H01M 4/131 (2010.01); H01M 4/485 (2010.01); H01M 4/505 (2010.01); H01M 4/525 (2010.01); H01M 4/58 (2010.01); H01M 10/0525 (2010.01);
U.S. Cl.
CPC ...
H01M 4/366 (2013.01); C01G 53/50 (2013.01); H01M 4/131 (2013.01); H01M 4/485 (2013.01); H01M 4/505 (2013.01); H01M 4/525 (2013.01); H01M 4/5825 (2013.01); H01M 10/0525 (2013.01); C01P 2002/52 (2013.01); C01P 2002/54 (2013.01); C01P 2002/60 (2013.01); C01P 2002/72 (2013.01); C01P 2002/85 (2013.01); C01P 2002/88 (2013.01); C01P 2004/03 (2013.01); C01P 2006/40 (2013.01); C01P 2006/80 (2013.01); H01M 2004/028 (2013.01);
Abstract
The invention provides a positive electrode material for lithium ion batteries, comprising a lithium transition metal-based oxide powder having a general formula Li((Ni(NiMn)Co)A)O, wherein A is a dopant, with −0.025≤a≤0.025, 0.15≤x≤0.22, 0.42≤z≤0.52, 1.075<z/y<1.300, x+y+z=1 and k≤0.01. Different embodiments provide the following features: